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CHAPTER 1 VOCABULARY

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
VARIABLE   A LETTER OR SYMBOL THAT REPRESENTS AN UNKNOWN VALUE.  
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ALGEBRAIC EXPRESSION   A MATHEMATICAL STATEMENT THAT CONTAINS AT LEAST ONE VARIABLE.    EXAMPLE: 3X+4  
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POWER   A PRODUCT THAT IS MADE BY A SINGLE FACTOR BEING MULTIPLIED BY ITSELF.  
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BASE   THE FACTOR THAT IS MULTIPLIED BY ITSELF IN A POWER.  
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EXPONENT   THE NUMBER THAT TELLS YOU HOW MANY TIMES A FACTOR IS MULTIPLIED BY ITSELF.   
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EXPRESSION   A NUMBER, A LETTER OR THE COMBINATION OF NUMBERS AND/OR LETTERS SEPARATED BY OPERATIONAL SIGNS.     
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EVALUATE   TO FIND THE VALUE OF AN EXPRESSION BY SUBSTITUTING THE VARIABLES WITH THEIR VALUES AND THEN CALCULATING  
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SUBSTITUTION   REPLACING A VARIABLE WITH A VALUE.  
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EQUATION   A MATHEMATICAL SENTENCE THAT USES AN EQUAL SIGN TO STATE THAT TWO EXPRESSIONS HAVE THE SAME VALUE   EXAMPLE: 2X + 4 = 7  
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SIMPLIFYING   THE ACT OF GETTING AN EXPRESSION INTO IT'S SIMPLEST FORM.   
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FORMULA   AN EQUATION THAT SHOWS THE RELATIONSHIP BETWEEN TWO OR MORE VARIABLES. EXAMPLE: P = 2L + 2W  
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EXPONENTIAL NOTATION   A METHOD OF WRITING THE MULTIPLICATION OF FACTORS BY USING EXPONENTS  
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FACTORS   NUMBERS, LETTERS OR THE COMBINATION OF NUMBERS AND LETTERS THAT WHEN MULTIPLIED TOGETHER FORM A PRODUCT    
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REPLACEMENT SET   THE SET OF NUMBERS FROM WHICH YOU CAN SELECT REPLACEMENTS FOR THE VARIABLE IN AN OPEN EQUATION.    
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SOLUTION   A REPLACEMENT FOR A VARIABLE THAT MAKES AN OPEN SENTENCE INTO A TRUE EQUATION  
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SOLUTION SET   THE SET OR COLLECTION OF ALL OF THE SOLUTIONS OF AN EQUATION.   
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COLLECTING LIKE TERMS   TO SIMPLIFY AN EXPRESSION BY PUTTING TOGETHER TERMS THAT HAVE EXACTLY THE SAME VARIABLE FACTORS.  
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EQUIVALENT EXPRESSIONS   TWO MATHEMATICAL STATEMENTS THAT HAVE THE SAME VALUE BUT MAY LOOK DIFFERENT. EXAMPLE: 2X + 4 + 3X + 7 = 5X + 11  
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DISTRIBUTIVE PROPERTY   THE PROPERTY THAT IS MODELED BY A(B + C) = AB + AC EXAMPLE: 7(2X + 5) = 14X + 35  
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MULTIPLICATIVE IDENTITY PROPERTY   A x 1 = A  
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COMMUTATIVE PROPERTY   THE PROPERTY THAT SAYS THAT WHEN YOU ADD OR MULTIPLY, ORDER DOESN'T MATTER. 2+3 = 3+2 ; (3)(4) = (4)(3)  
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ASSOCIATIVE PROPERTY   THE PROPERTY THAT SAYS THAT WHEN YOU ADD OR MULTIPLY, THE GROUPING DOESN'T MATTER. EXAMPLE: 2+(3+4) = (2+3)+4  
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